74 lines
2.6 KiB
Bash
Executable File
74 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# Test unmount of a device that is already gone
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# Caused "panic: bundirty: buffer 0xdafaf2c4 still on queue 1"
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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. ../default.cfg
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D=$diskimage
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export here=`pwd`
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m1=$mdstart
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m2=$((m1 + 1))
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mount | grep "$mntpoint" | grep -q md$m2 && umount ${mntpoint}$m2
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mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2
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mount | grep "$mntpoint" | grep -q md$m1 && umount ${mntpoint}$m1
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mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1
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[ -d ${mntpoint}$m1 ] || mkdir -p ${mntpoint}$m1
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[ -d ${mntpoint}$m2 ] || mkdir -p ${mntpoint}$m2
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dd if=/dev=zero of=$D$m bs=25m count=1 status=none || exit 1
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mdconfig -a -t vnode -f $D$m1 -u $m1
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bsdlabel -w md$m1 auto
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newfs md${m1}$part > /dev/null 2>&1
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mount /dev/md${m1}$part ${mntpoint}$m1
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truncate -s 500M ${mntpoint}$m1/diskimage
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mdconfig -a -t vnode -f ${mntpoint}$m1/diskimage -u $m2
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bsdlabel -w md$m2 auto
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newfs md${m2}$part > /dev/null 2>&1
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mount /dev/md${m2}$part ${mntpoint}$m2
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dd if=/dev/zero of=${mntpoint}$m2/file bs=1m > /dev/null 2>&1
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# Reversed umount sequence:
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umount -f /dev/md${m1}$part
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umount -f /dev/md${m2}$part
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mount | grep "$mntpoint" | grep -q md$m2 && umount ${mntpoint}$m2
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mdconfig -l | grep -q md$m2 && mdconfig -d -u $m2
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mount | grep "$mntpoint" | grep -q md$m1 && umount ${mntpoint}$m1
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mdconfig -l | grep -q md$m1 && mdconfig -d -u $m1
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